1 /*	$OpenBSD: rf_dagffwr.h,v 1.3 2002/12/16 07:01:03 tdeval Exp $	*/
2 /*	$NetBSD: rf_dagffwr.h,v 1.3 1999/02/05 00:06:08 oster Exp $	*/
3 
4 /*
5  * Copyright (c) 1995 Carnegie-Mellon University.
6  * All rights reserved.
7  *
8  * Author: Mark Holland, Daniel Stodolsky, William V. Courtright II
9  *
10  * Permission to use, copy, modify and distribute this software and
11  * its documentation is hereby granted, provided that both the copyright
12  * notice and this permission notice appear in all copies of the
13  * software, derivative works or modified versions, and any portions
14  * thereof, and that both notices appear in supporting documentation.
15  *
16  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
17  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
18  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
19  *
20  * Carnegie Mellon requests users of this software to return to
21  *
22  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
23  *  School of Computer Science
24  *  Carnegie Mellon University
25  *  Pittsburgh PA 15213-3890
26  *
27  * any improvements or extensions that they make and grant Carnegie the
28  * rights to redistribute these changes.
29  */
30 
31 #ifndef	_RF__RF_DAGFFWR_H_
32 #define	_RF__RF_DAGFFWR_H_
33 
34 #include "rf_types.h"
35 
36 /* Fault-free write DAG creation routines. */
37 
38 void rf_CreateNonRedundantWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
39 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
40 	RF_IoType_t);
41 void rf_CreateRAID0WriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
42 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
43 	RF_IoType_t);
44 void rf_CreateSmallWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
45 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *);
46 void rf_CreateLargeWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
47 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *);
48 void rf_CommonCreateLargeWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
49 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
50 	int, int (*) (RF_DagNode_t *), int);
51 void rf_CommonCreateLargeWriteDAGFwd(RF_Raid_t *, RF_AccessStripeMap_t *,
52 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
53 	int, int (*) (RF_DagNode_t *), int);
54 void rf_CommonCreateSmallWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
55 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
56 	RF_RedFuncs_t *, RF_RedFuncs_t *);
57 void rf_CommonCreateSmallWriteDAGFwd(RF_Raid_t *, RF_AccessStripeMap_t *,
58 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
59 	RF_RedFuncs_t *, RF_RedFuncs_t *);
60 void rf_CreateRaidOneWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
61 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *);
62 void rf_CreateRaidOneWriteDAGFwd(RF_Raid_t *, RF_AccessStripeMap_t *,
63 	RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *);
64 
65 #endif	/* !_RF__RF_DAGFFWR_H_ */
66